22442867 has 4 divisors (see below), whose sum is σ = 22990296. Its totient is φ = 21895440.

The previous prime is 22442851. The next prime is 22442881. The reversal of 22442867 is 76824422.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22442867 - 2⁴ = 22442851 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22442837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 273653 + ... + 273734.

It is an arithmetic number, because the mean of its divisors is an integer number (5747574).

Almost surely, 2^22442867 is an apocalyptic number.

22442867 is a deficient number, since it is larger than the sum of its proper divisors (547429).

22442867 is an equidigital number, since it uses as much as digits as its factorization.

22442867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547428.

The product of its digits is 43008, while the sum is 35.

The square root of 22442867 is about 4737.3903153530. The cubic root of 22442867 is about 282.0716540751.

The spelling of 22442867 in words is "twenty-two million, four hundred forty-two thousand, eight hundred sixty-seven".